Determine whether the statement is true or false. Justify your answer. a. If u = ai + bj is a unit vector, then a2 + b2 = 1 b. The vectors u = <0,0> and v = <-12,6> are orthogonal. c. The work W done by a constant force F acting along the line of motion of an object is represented by a vector.
Determine whether the statement is true or false. Justify your answer. a. If u = ai + bj is a unit vector, then a2 + b2 = 1 b. The vectors u = <0,0> and v = <-12,6> are orthogonal. c. The work W done by a constant force F acting along the line of motion of an object is represented by a vector.
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter8: Applications Of Trigonometry
Section8.4: The Dot Product
Problem 31E
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Determine whether the statement is true or false. Justify your answer.
a. If u = ai + bj is a unit vector, then a2 + b2 = 1
b. The
c. The work W done by a constant force F acting along the line of motion of an object is represented by a vector.
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